Trane IntelliPak 1 with Symbio 800 Installation, Operation And Maintenance Manual page 64

Unit Replacement
Figure 39. Perimeter gasket material
Figure 40. Typical partial perimeter curb with pedestal illustration for 20- 75 ton standard units
Table 35. Typical curb dimensions for 20 to 75 ton SAHF units with air-cooled condensers
Curb Dimensions
A
B
C
D
E
F
G
H
J
K
L
64
Perimeter Gasket
Roof Curb
SAHF-C20,C25, C30
16' 3-7/8"
2' 10-1/16"
7' 10-7/16"
7' 0-13/16"
16' 3-9/16"
7' 0-1/2"
13' 6-15/16"
7' 11-15/16"
5' 8-13/16"
2' 0"
2' 5-5/16"
Duct
Opening
Perimeter
Gasket
SAHF-C50, C55
SAHF-C40
19' 1-15/16" 19' 1-15/16"
7' 10-1/16" 7' 10-1/16
7' 10-7/16" 7' 10-7/16"
7' 0-13/16" 7' 0-13/16"
19' 1-5/8" 19' 1-5/8"
7' 0-1/2"
16' 2-9/16" 16' 2-9/16"
7' 11-15/16" 7' 11-15/16"
5' 8-13/16" 5' 8-13/16"
2' 0"
3' 6"
SAHF-C60, C70, C75
19' 1-15/16"
7' 10-1/16"
9' 11-15/16"
9' 2-5/16"
19' 1-5/8"
7' 0-1/2"
16' 2-9/16"
10' 1-7/16"
7' 10-5/16"
2' 0"
3' 6"
RT-SVX072D-EN
9' 2"
2' 0"
3' 6"